CVE-2021-1834
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 3.0%
exploitation probability
3.0%top 13% of all CVEs
observed exploitation
nono source reports it
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. A malicious application may be able to execute arbitrary code with kernel privileges.
Affected products
Apple · macOS